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Collection: Merv 11 Air Filter | Clean Air Plus

Upgrade to a Merv 11 air filter for enhanced particle capture and cleaner indoor air. Explore Aerterra’s Merv 11 filters for advanced home protection.

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12" x 24" (1 product)
14" x 20" (1 product)
14" x 25" (1 product)
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Merv 11 (14 products)

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15 products

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1-inch (10 products)
4-inch (4 products)

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12" x 12" (1 products)
12" x 24" (1 products)
14" x 20" (1 products)
14" x 25" (1 products)
16" x 20" (1 products)
16" x 25" (1 products)
20" x 20" (1 products)
20" x 24" (1 products)
20" x 25" (4 products)
24" x 24" (2 products)

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Merv 11 (14 products)

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15 products

Aerterra 12x12x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 12x12x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 12x24x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 12x24x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 14x20x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 14x20x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 14x25x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 14x25x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 16x20x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 16x20x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

1 total reviews

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 16x20x4 MERV 11 AC Furnace Air Filter Plus (4-Inch Deep Pleat)

Aerterra 16x20x4 MERV 11 AC Furnace Air Filter Plus (4-Inch Deep Pleat)

Regular price $48.00 USD

Regular price Sale price $48.00 USD
Unit price per
Aerterra 16x25x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 16x25x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

3 total reviews

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 16x25x4 MERV 11 AC Furnace Air Filter Plus (4-Inch Deep Pleat)

Aerterra 16x25x4 MERV 11 AC Furnace Air Filter Plus (4-Inch Deep Pleat)

Regular price $48.00 USD

Regular price Sale price $48.00 USD
Unit price per
Aerterra 20x20x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 20x20x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

1 total reviews

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 20x20x4 MERV 11 AC Furnace Air Filter Plus (4-Inch Deep Pleat)

Aerterra 20x20x4 MERV 11 AC Furnace Air Filter Plus (4-Inch Deep Pleat)

Regular price $48.00 USD

Regular price Sale price $48.00 USD
Unit price per
Aerterra 20x24x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 20x24x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per
Aerterra 20x25x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Aerterra 20x25x1 MERV 11 AC Furnace Air Filter Plus (1-Inch Pleated)

Regular price $20.00 USD

Regular price Sale price $20.00 USD
Unit price per

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